Playing with Numbers: Underowned and overvalued tight ends

The weekly scoring volatility of most tight ends is enough to frustrate the most ardent of fantasy footballers. Sure, you can count on Antonio Gates, Jason Witten and Tony Gonzalez, but what about after them? If you started Greg Olsen last week, you likely already realized that 30 of his 34 points earned so far this season have come in just three games.